| Mathbox for Glauco Siliprandi |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > limsupequzmptf | Structured version Visualization version GIF version | ||
| Description: Two functions that are eventually equal to one another have the same superior limit. (Contributed by Glauco Siliprandi, 23-Oct-2021.) |
| Ref | Expression |
|---|---|
| limsupequzmptf.j | ⊢ Ⅎ𝑗𝜑 |
| limsupequzmptf.o | ⊢ Ⅎ𝑗𝐴 |
| limsupequzmptf.p | ⊢ Ⅎ𝑗𝐵 |
| limsupequzmptf.m | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
| limsupequzmptf.n | ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| limsupequzmptf.a | ⊢ 𝐴 = (ℤ≥‘𝑀) |
| limsupequzmptf.b | ⊢ 𝐵 = (ℤ≥‘𝑁) |
| limsupequzmptf.c | ⊢ ((𝜑 ∧ 𝑗 ∈ 𝐴) → 𝐶 ∈ 𝑉) |
| limsupequzmptf.d | ⊢ ((𝜑 ∧ 𝑗 ∈ 𝐵) → 𝐶 ∈ 𝑊) |
| Ref | Expression |
|---|---|
| limsupequzmptf | ⊢ (𝜑 → (lim sup‘(𝑗 ∈ 𝐴 ↦ 𝐶)) = (lim sup‘(𝑗 ∈ 𝐵 ↦ 𝐶))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nfv 1941 | . . 3 ⊢ Ⅎ𝑘𝜑 | |
| 2 | limsupequzmptf.m | . . 3 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
| 3 | limsupequzmptf.n | . . 3 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
| 4 | limsupequzmptf.a | . . 3 ⊢ 𝐴 = (ℤ≥‘𝑀) | |
| 5 | limsupequzmptf.b | . . 3 ⊢ 𝐵 = (ℤ≥‘𝑁) | |
| 6 | limsupequzmptf.j | . . . . . 6 ⊢ Ⅎ𝑗𝜑 | |
| 7 | limsupequzmptf.o | . . . . . . 7 ⊢ Ⅎ𝑗𝐴 | |
| 8 | 7 | nfcri 2923 | . . . . . 6 ⊢ Ⅎ𝑗 𝑘 ∈ 𝐴 |
| 9 | 6, 8 | nfan 1926 | . . . . 5 ⊢ Ⅎ𝑗(𝜑 ∧ 𝑘 ∈ 𝐴) |
| 10 | nfcsb1v 3885 | . . . . . 6 ⊢ Ⅎ𝑗⦋𝑘 / 𝑗⦌𝐶 | |
| 11 | nfcv 2931 | . . . . . 6 ⊢ Ⅎ𝑗𝑉 | |
| 12 | 10, 11 | nfel 2945 | . . . . 5 ⊢ Ⅎ𝑗⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑉 |
| 13 | 9, 12 | nfim 1923 | . . . 4 ⊢ Ⅎ𝑗((𝜑 ∧ 𝑘 ∈ 𝐴) → ⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑉) |
| 14 | eleq1w 2852 | . . . . . 6 ⊢ (𝑗 = 𝑘 → (𝑗 ∈ 𝐴 ↔ 𝑘 ∈ 𝐴)) | |
| 15 | 14 | anbi2d 641 | . . . . 5 ⊢ (𝑗 = 𝑘 → ((𝜑 ∧ 𝑗 ∈ 𝐴) ↔ (𝜑 ∧ 𝑘 ∈ 𝐴))) |
| 16 | csbeq1a 3875 | . . . . . 6 ⊢ (𝑗 = 𝑘 → 𝐶 = ⦋𝑘 / 𝑗⦌𝐶) | |
| 17 | 16 | eleq1d 2854 | . . . . 5 ⊢ (𝑗 = 𝑘 → (𝐶 ∈ 𝑉 ↔ ⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑉)) |
| 18 | 15, 17 | imbi12d 347 | . . . 4 ⊢ (𝑗 = 𝑘 → (((𝜑 ∧ 𝑗 ∈ 𝐴) → 𝐶 ∈ 𝑉) ↔ ((𝜑 ∧ 𝑘 ∈ 𝐴) → ⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑉))) |
| 19 | limsupequzmptf.c | . . . 4 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝐴) → 𝐶 ∈ 𝑉) | |
| 20 | 13, 18, 19 | chvarfv 2282 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → ⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑉) |
| 21 | limsupequzmptf.p | . . . . . . 7 ⊢ Ⅎ𝑗𝐵 | |
| 22 | 21 | nfcri 2923 | . . . . . 6 ⊢ Ⅎ𝑗 𝑘 ∈ 𝐵 |
| 23 | 6, 22 | nfan 1926 | . . . . 5 ⊢ Ⅎ𝑗(𝜑 ∧ 𝑘 ∈ 𝐵) |
| 24 | nfcv 2931 | . . . . . 6 ⊢ Ⅎ𝑗𝑊 | |
| 25 | 10, 24 | nfel 2945 | . . . . 5 ⊢ Ⅎ𝑗⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑊 |
| 26 | 23, 25 | nfim 1923 | . . . 4 ⊢ Ⅎ𝑗((𝜑 ∧ 𝑘 ∈ 𝐵) → ⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑊) |
| 27 | eleq1w 2852 | . . . . . 6 ⊢ (𝑗 = 𝑘 → (𝑗 ∈ 𝐵 ↔ 𝑘 ∈ 𝐵)) | |
| 28 | 27 | anbi2d 641 | . . . . 5 ⊢ (𝑗 = 𝑘 → ((𝜑 ∧ 𝑗 ∈ 𝐵) ↔ (𝜑 ∧ 𝑘 ∈ 𝐵))) |
| 29 | 16 | eleq1d 2854 | . . . . 5 ⊢ (𝑗 = 𝑘 → (𝐶 ∈ 𝑊 ↔ ⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑊)) |
| 30 | 28, 29 | imbi12d 347 | . . . 4 ⊢ (𝑗 = 𝑘 → (((𝜑 ∧ 𝑗 ∈ 𝐵) → 𝐶 ∈ 𝑊) ↔ ((𝜑 ∧ 𝑘 ∈ 𝐵) → ⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑊))) |
| 31 | limsupequzmptf.d | . . . 4 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝐵) → 𝐶 ∈ 𝑊) | |
| 32 | 26, 30, 31 | chvarfv 2282 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐵) → ⦋𝑘 / 𝑗⦌𝐶 ∈ 𝑊) |
| 33 | 1, 2, 3, 4, 5, 20, 32 | limsupequzmpt 46335 | . 2 ⊢ (𝜑 → (lim sup‘(𝑘 ∈ 𝐴 ↦ ⦋𝑘 / 𝑗⦌𝐶)) = (lim sup‘(𝑘 ∈ 𝐵 ↦ ⦋𝑘 / 𝑗⦌𝐶))) |
| 34 | nfcv 2931 | . . . . 5 ⊢ Ⅎ𝑘𝐴 | |
| 35 | nfcv 2931 | . . . . 5 ⊢ Ⅎ𝑘𝐶 | |
| 36 | 7, 34, 35, 10, 16 | cbvmptf 5215 | . . . 4 ⊢ (𝑗 ∈ 𝐴 ↦ 𝐶) = (𝑘 ∈ 𝐴 ↦ ⦋𝑘 / 𝑗⦌𝐶) |
| 37 | 36 | fveq2i 6885 | . . 3 ⊢ (lim sup‘(𝑗 ∈ 𝐴 ↦ 𝐶)) = (lim sup‘(𝑘 ∈ 𝐴 ↦ ⦋𝑘 / 𝑗⦌𝐶)) |
| 38 | 37 | a1i 11 | . 2 ⊢ (𝜑 → (lim sup‘(𝑗 ∈ 𝐴 ↦ 𝐶)) = (lim sup‘(𝑘 ∈ 𝐴 ↦ ⦋𝑘 / 𝑗⦌𝐶))) |
| 39 | nfcv 2931 | . . . . 5 ⊢ Ⅎ𝑘𝐵 | |
| 40 | 21, 39, 35, 10, 16 | cbvmptf 5215 | . . . 4 ⊢ (𝑗 ∈ 𝐵 ↦ 𝐶) = (𝑘 ∈ 𝐵 ↦ ⦋𝑘 / 𝑗⦌𝐶) |
| 41 | 40 | fveq2i 6885 | . . 3 ⊢ (lim sup‘(𝑗 ∈ 𝐵 ↦ 𝐶)) = (lim sup‘(𝑘 ∈ 𝐵 ↦ ⦋𝑘 / 𝑗⦌𝐶)) |
| 42 | 41 | a1i 11 | . 2 ⊢ (𝜑 → (lim sup‘(𝑗 ∈ 𝐵 ↦ 𝐶)) = (lim sup‘(𝑘 ∈ 𝐵 ↦ ⦋𝑘 / 𝑗⦌𝐶))) |
| 43 | 33, 38, 42 | 3eqtr4d 2814 | 1 ⊢ (𝜑 → (lim sup‘(𝑗 ∈ 𝐴 ↦ 𝐶)) = (lim sup‘(𝑗 ∈ 𝐵 ↦ 𝐶))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1567 Ⅎwnf 1810 ∈ wcel 2149 Ⅎwnfc 2916 ⦋csb 3861 ↦ cmpt 5196 ‘cfv 6537 ℤcz 12591 ℤ≥cuz 12862 lim supclsp 15521 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5242 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11156 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 ax-pre-sup 11178 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8453 df-2o 8454 df-er 8694 df-en 8944 df-dom 8945 df-sdom 8946 df-fin 8947 df-sup 9402 df-inf 9403 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-div 11872 df-nn 12234 df-n0 12505 df-z 12592 df-uz 12863 df-q 12973 df-ico 13378 df-limsup 15522 |
| This theorem is referenced by: (None) |
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